This is a complete 40' diameter 5V 5/8 dome using 1.5" Black PVC. It was used once in making a commercial for a coffee company. It is really big, and very strong. It will hold a lot of weight. It is over 22' in height in the middle, and has a floor area of 1228 sq. ft.
This kit ships out on a pallet and can only be delivered by ground freight - no airfreight. Build this, and they will come.